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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 14 · 40 sums
TalentJR

The method (Add 12 after noon): a.m. → keep the hour, written with 2 digits: 07:15. p.m. → add 12 to the hour: 3:35 p.m. = 15:35. 24-hour back to 12-hour: hour more than 12 → take away 12 and say p.m. Time taken: count whole hours, then minutes. 1 hour = 60 minutes.

NameDateTime takenScore ___ / 40
  1. 1.A match starts at 07:40 and lasts 4 hours 45 minutes. At what time does it end? (a) 11:25 (b) 13:25 (c) 12:25
  2. 2.A match starts at 18:25 and lasts 4 hours 55 minutes. At what time does it end? (a) 22:20 (b) 00:20 (c) 23:20
  3. 3.How many hours are there from 12:00 to 15:00?
  4. 4.How many hours are there from 05:00 to 11:00?
  5. 5.A match starts at 07:40 and lasts 1 hour. At what time does it end? (a) 08:40 (b) 07:40 (c) 09:40
  6. 6.How many hours are there from 10:00 to 20:00?
  7. 7.What is 03:05 in 12-hour time? (a) 3:05 a.m. (b) 3:05 p.m. (c) 5:05 a.m.
  8. 8.A train leaves at 12:10 and reaches at 14:45. How long is the journey (in minutes)?
  9. 9.How many hours are there from 12:00 to 14:00?
  10. 10.A train leaves at 10:55 and reaches at 13:45. How long is the journey (in minutes)?
  11. 11.Write 1:45 a.m. in 24-hour time. (a) 03:45 (b) 13:45 (c) 01:45
  12. 12.A film is 1 hour 45 minutes long. How many minutes is that?
  13. 13.A match starts at 13:10 and lasts 4 hours. At what time does it end? (a) 17:10 (b) 16:10 (c) 18:10
  14. 14.How many hours are there from 09:00 to 14:00?
  15. 15.How many hours are there from 10:00 to 16:00?
  16. 16.A film is 1 hour 35 minutes long. How many minutes is that?
  17. 17.A film is 3 hours 10 minutes long. How many minutes is that?
  18. 18.Write 3:00 p.m. in 24-hour time. (a) 03:00 (b) 17:00 (c) 15:00
  19. 19.Write 4:15 p.m. in 24-hour time. (a) 16:15 (b) 04:15 (c) 18:15
  20. 20.Write 2:30 p.m. in 24-hour time. (a) 16:30 (b) 02:30 (c) 14:30
  21. 21.A film is 4 hours 35 minutes long. How many minutes is that?
  22. 22.How many hours are there from 08:00 to 16:00?
  23. 23.How many hours are there from 10:00 to 18:00?
  24. 24.What is 20:45 in 12-hour time? (a) 8:45 p.m. (b) 8:45 a.m. (c) 10:45 p.m.
  25. 25.How many hours are there from 12:00 to 21:00?
  26. 26.A train leaves at 06:25 and reaches at 08:25. How long is the journey (in minutes)?
  27. 27.How many hours are there from 05:00 to 18:00?
  28. 28.What is 13:05 in 12-hour time? (a) 1:05 a.m. (b) 1:05 p.m. (c) 3:05 p.m.
  29. 29.A film is 4 hours 30 minutes long. How many minutes is that?
  30. 30.A train leaves at 18:45 and reaches at 19:35. How long is the journey (in minutes)?
  31. 31.Write 4:45 a.m. in 24-hour time. (a) 04:45 (b) 16:45 (c) 06:45
  32. 32.Write 3:15 a.m. in 24-hour time. (a) 03:15 (b) 05:15 (c) 15:15
  33. 33.A film is 2 hours 5 minutes long. How many minutes is that?
  34. 34.Write 5:00 a.m. in 24-hour time. (a) 05:00 (b) 07:00 (c) 17:00
  35. 35.A train leaves at 18:05 and reaches at 19:25. How long is the journey (in minutes)?
  36. 36.A train leaves at 15:05 and reaches at 15:30. How long is the journey (in minutes)?
  37. 37.How many hours are there from 05:00 to 14:00?
  38. 38.Write 8:25 p.m. in 24-hour time. (a) 08:25 (b) 22:25 (c) 20:25
  39. 39.How many hours are there from 06:00 to 14:00?
  40. 40.A film is 2 hours 40 minutes long. How many minutes is that?

Answer key

  1. 12:25
  2. 23:20
  3. 3
  4. 6
  5. 08:40
  6. 10
  7. 3:05 a.m.
  8. 155
  9. 2
  10. 170
  11. 01:45
  12. 105
  13. 17:10
  14. 5
  15. 6
  16. 95
  17. 190
  18. 15:00
  19. 16:15
  20. 14:30
  21. 275
  22. 8
  23. 8
  24. 8:45 p.m.
  25. 9
  26. 120
  27. 13
  28. 1:05 p.m.
  29. 270
  30. 50
  31. 04:45
  32. 03:15
  33. 125
  34. 05:00
  35. 80
  36. 25
  37. 9
  38. 20:25
  39. 8
  40. 160

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